* {
    font-family: 微软雅黑;
}

h1 {
    text-align: center;
}

div {
    width: 940px;
    padding: 5px;
    margin: 2px auto;
    border: 1px solid #0094ff;
}

#tbData {
    border: 1px solid #0094ff;
    border-collapse: collapse;
    width: 950px;
    margin: 2px auto;
}

#tbData th {
    color: #fff;
    background-color: #0094ff;
}

#tbData th,
td {
    border: 1px solid #000;
    padding: 5px;
    text-align: center;
}